#define _CRT_SECURE_NO_WARNINGS 1
#include<iostream>
#include<vector>
using namespace std;

class Persion {
public:
	Persion()
		: _num("abc"),
		phone("19272697397")

	{
		cout << _age << endl;
	};

protected:
	string _name = "Сɭ";
	string _num;
    string phone;
private:
	int _age = 18;
};

class student :public Persion {
public:
	void print() {
		cout << phone << endl;
	}
protected:
	string phone="1";
};

namespace xs {
	template<class T>
	class stack :std::vector<int> {
	public:
		void push(const T& x) {
			vector<T>::push_back(x);
		}
	};
	
}
int main() {
	student s;
	s.print();
	/*xs::stack<int> s;
	s.push(1);*/
	return 0;
}